Malware Analysis Report

2024-11-13 18:00

Sample ID 241110-bx8l2awjhz
Target 219811a79baedfc3b6ccd42ccab52e166721cb7e2c5d2b6311c4675ee257ad8fN
SHA256 219811a79baedfc3b6ccd42ccab52e166721cb7e2c5d2b6311c4675ee257ad8f
Tags
upx discovery
score
7/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
7/10

SHA256

219811a79baedfc3b6ccd42ccab52e166721cb7e2c5d2b6311c4675ee257ad8f

Threat Level: Shows suspicious behavior

The file 219811a79baedfc3b6ccd42ccab52e166721cb7e2c5d2b6311c4675ee257ad8fN was found to be: Shows suspicious behavior.

Malicious Activity Summary

upx discovery

Deletes itself

UPX packed file

Unsigned PE

System Location Discovery: System Language Discovery

Gathers system information

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 01:32

Signatures

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 01:32

Reported

2024-11-10 01:34

Platform

win7-20240903-en

Max time kernel

16s

Max time network

17s

Command Line

"C:\Users\Admin\AppData\Local\Temp\219811a79baedfc3b6ccd42ccab52e166721cb7e2c5d2b6311c4675ee257ad8fN.exe"

Signatures

Deletes itself

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\CMD.exe N/A

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\CMD.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\systeminfo.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\systeminfo.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\systeminfo.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\systeminfo.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\systeminfo.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\219811a79baedfc3b6ccd42ccab52e166721cb7e2c5d2b6311c4675ee257ad8fN.exe N/A

Gathers system information

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\systeminfo.exe N/A
N/A N/A C:\Windows\SysWOW64\systeminfo.exe N/A
N/A N/A C:\Windows\SysWOW64\systeminfo.exe N/A
N/A N/A C:\Windows\SysWOW64\systeminfo.exe N/A
N/A N/A C:\Windows\SysWOW64\systeminfo.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2168 wrote to memory of 1924 N/A C:\Users\Admin\AppData\Local\Temp\219811a79baedfc3b6ccd42ccab52e166721cb7e2c5d2b6311c4675ee257ad8fN.exe C:\Windows\SysWOW64\CMD.exe
PID 2168 wrote to memory of 1924 N/A C:\Users\Admin\AppData\Local\Temp\219811a79baedfc3b6ccd42ccab52e166721cb7e2c5d2b6311c4675ee257ad8fN.exe C:\Windows\SysWOW64\CMD.exe
PID 2168 wrote to memory of 1924 N/A C:\Users\Admin\AppData\Local\Temp\219811a79baedfc3b6ccd42ccab52e166721cb7e2c5d2b6311c4675ee257ad8fN.exe C:\Windows\SysWOW64\CMD.exe
PID 2168 wrote to memory of 1924 N/A C:\Users\Admin\AppData\Local\Temp\219811a79baedfc3b6ccd42ccab52e166721cb7e2c5d2b6311c4675ee257ad8fN.exe C:\Windows\SysWOW64\CMD.exe
PID 1924 wrote to memory of 2368 N/A C:\Windows\SysWOW64\CMD.exe C:\Windows\SysWOW64\systeminfo.exe
PID 1924 wrote to memory of 2368 N/A C:\Windows\SysWOW64\CMD.exe C:\Windows\SysWOW64\systeminfo.exe
PID 1924 wrote to memory of 2368 N/A C:\Windows\SysWOW64\CMD.exe C:\Windows\SysWOW64\systeminfo.exe
PID 1924 wrote to memory of 2368 N/A C:\Windows\SysWOW64\CMD.exe C:\Windows\SysWOW64\systeminfo.exe
PID 1924 wrote to memory of 2828 N/A C:\Windows\SysWOW64\CMD.exe C:\Windows\SysWOW64\systeminfo.exe
PID 1924 wrote to memory of 2828 N/A C:\Windows\SysWOW64\CMD.exe C:\Windows\SysWOW64\systeminfo.exe
PID 1924 wrote to memory of 2828 N/A C:\Windows\SysWOW64\CMD.exe C:\Windows\SysWOW64\systeminfo.exe
PID 1924 wrote to memory of 2828 N/A C:\Windows\SysWOW64\CMD.exe C:\Windows\SysWOW64\systeminfo.exe
PID 1924 wrote to memory of 2792 N/A C:\Windows\SysWOW64\CMD.exe C:\Windows\SysWOW64\systeminfo.exe
PID 1924 wrote to memory of 2792 N/A C:\Windows\SysWOW64\CMD.exe C:\Windows\SysWOW64\systeminfo.exe
PID 1924 wrote to memory of 2792 N/A C:\Windows\SysWOW64\CMD.exe C:\Windows\SysWOW64\systeminfo.exe
PID 1924 wrote to memory of 2792 N/A C:\Windows\SysWOW64\CMD.exe C:\Windows\SysWOW64\systeminfo.exe
PID 1924 wrote to memory of 2208 N/A C:\Windows\SysWOW64\CMD.exe C:\Windows\SysWOW64\systeminfo.exe
PID 1924 wrote to memory of 2208 N/A C:\Windows\SysWOW64\CMD.exe C:\Windows\SysWOW64\systeminfo.exe
PID 1924 wrote to memory of 2208 N/A C:\Windows\SysWOW64\CMD.exe C:\Windows\SysWOW64\systeminfo.exe
PID 1924 wrote to memory of 2208 N/A C:\Windows\SysWOW64\CMD.exe C:\Windows\SysWOW64\systeminfo.exe
PID 1924 wrote to memory of 2620 N/A C:\Windows\SysWOW64\CMD.exe C:\Windows\SysWOW64\systeminfo.exe
PID 1924 wrote to memory of 2620 N/A C:\Windows\SysWOW64\CMD.exe C:\Windows\SysWOW64\systeminfo.exe
PID 1924 wrote to memory of 2620 N/A C:\Windows\SysWOW64\CMD.exe C:\Windows\SysWOW64\systeminfo.exe
PID 1924 wrote to memory of 2620 N/A C:\Windows\SysWOW64\CMD.exe C:\Windows\SysWOW64\systeminfo.exe

Processes

C:\Users\Admin\AppData\Local\Temp\219811a79baedfc3b6ccd42ccab52e166721cb7e2c5d2b6311c4675ee257ad8fN.exe

"C:\Users\Admin\AppData\Local\Temp\219811a79baedfc3b6ccd42ccab52e166721cb7e2c5d2b6311c4675ee257ad8fN.exe"

C:\Windows\SysWOW64\CMD.exe

CMD /C SYSTEMINFO && SYSTEMINFO && SYSTEMINFO && SYSTEMINFO && SYSTEMINFO && DEL "C:\Users\Admin\AppData\Local\Temp\219811a79baedfc3b6ccd42ccab52e166721cb7e2c5d2b6311c4675ee257ad8fN.exe"

C:\Windows\SysWOW64\systeminfo.exe

SYSTEMINFO

C:\Windows\SysWOW64\systeminfo.exe

SYSTEMINFO

C:\Windows\SysWOW64\systeminfo.exe

SYSTEMINFO

C:\Windows\SysWOW64\systeminfo.exe

SYSTEMINFO

C:\Windows\SysWOW64\systeminfo.exe

SYSTEMINFO

Network

N/A

Files

memory/2168-0-0x0000000000400000-0x000000000058E000-memory.dmp

memory/2168-1-0x0000000001DC0000-0x0000000001E43000-memory.dmp

memory/2168-2-0x00000000001D0000-0x00000000001E7000-memory.dmp

memory/2168-4-0x0000000002300000-0x00000000023E6000-memory.dmp

memory/2168-5-0x00000000024E0000-0x00000000025CB000-memory.dmp

memory/2168-7-0x0000000000400000-0x000000000058E000-memory.dmp

memory/2168-8-0x00000000001D0000-0x00000000001E7000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-10 01:32

Reported

2024-11-10 01:34

Platform

win10v2004-20241007-en

Max time kernel

95s

Max time network

96s

Command Line

"C:\Users\Admin\AppData\Local\Temp\219811a79baedfc3b6ccd42ccab52e166721cb7e2c5d2b6311c4675ee257ad8fN.exe"

Signatures

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\systeminfo.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\219811a79baedfc3b6ccd42ccab52e166721cb7e2c5d2b6311c4675ee257ad8fN.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\CMD.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\systeminfo.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\systeminfo.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\systeminfo.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\systeminfo.exe N/A

Gathers system information

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\systeminfo.exe N/A
N/A N/A C:\Windows\SysWOW64\systeminfo.exe N/A
N/A N/A C:\Windows\SysWOW64\systeminfo.exe N/A
N/A N/A C:\Windows\SysWOW64\systeminfo.exe N/A
N/A N/A C:\Windows\SysWOW64\systeminfo.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3528 wrote to memory of 3000 N/A C:\Users\Admin\AppData\Local\Temp\219811a79baedfc3b6ccd42ccab52e166721cb7e2c5d2b6311c4675ee257ad8fN.exe C:\Windows\SysWOW64\CMD.exe
PID 3528 wrote to memory of 3000 N/A C:\Users\Admin\AppData\Local\Temp\219811a79baedfc3b6ccd42ccab52e166721cb7e2c5d2b6311c4675ee257ad8fN.exe C:\Windows\SysWOW64\CMD.exe
PID 3528 wrote to memory of 3000 N/A C:\Users\Admin\AppData\Local\Temp\219811a79baedfc3b6ccd42ccab52e166721cb7e2c5d2b6311c4675ee257ad8fN.exe C:\Windows\SysWOW64\CMD.exe
PID 3000 wrote to memory of 1984 N/A C:\Windows\SysWOW64\CMD.exe C:\Windows\SysWOW64\systeminfo.exe
PID 3000 wrote to memory of 1984 N/A C:\Windows\SysWOW64\CMD.exe C:\Windows\SysWOW64\systeminfo.exe
PID 3000 wrote to memory of 1984 N/A C:\Windows\SysWOW64\CMD.exe C:\Windows\SysWOW64\systeminfo.exe
PID 3000 wrote to memory of 1652 N/A C:\Windows\SysWOW64\CMD.exe C:\Windows\SysWOW64\systeminfo.exe
PID 3000 wrote to memory of 1652 N/A C:\Windows\SysWOW64\CMD.exe C:\Windows\SysWOW64\systeminfo.exe
PID 3000 wrote to memory of 1652 N/A C:\Windows\SysWOW64\CMD.exe C:\Windows\SysWOW64\systeminfo.exe
PID 3000 wrote to memory of 3488 N/A C:\Windows\SysWOW64\CMD.exe C:\Windows\SysWOW64\systeminfo.exe
PID 3000 wrote to memory of 3488 N/A C:\Windows\SysWOW64\CMD.exe C:\Windows\SysWOW64\systeminfo.exe
PID 3000 wrote to memory of 3488 N/A C:\Windows\SysWOW64\CMD.exe C:\Windows\SysWOW64\systeminfo.exe
PID 3000 wrote to memory of 3900 N/A C:\Windows\SysWOW64\CMD.exe C:\Windows\SysWOW64\systeminfo.exe
PID 3000 wrote to memory of 3900 N/A C:\Windows\SysWOW64\CMD.exe C:\Windows\SysWOW64\systeminfo.exe
PID 3000 wrote to memory of 3900 N/A C:\Windows\SysWOW64\CMD.exe C:\Windows\SysWOW64\systeminfo.exe
PID 3000 wrote to memory of 4868 N/A C:\Windows\SysWOW64\CMD.exe C:\Windows\SysWOW64\systeminfo.exe
PID 3000 wrote to memory of 4868 N/A C:\Windows\SysWOW64\CMD.exe C:\Windows\SysWOW64\systeminfo.exe
PID 3000 wrote to memory of 4868 N/A C:\Windows\SysWOW64\CMD.exe C:\Windows\SysWOW64\systeminfo.exe

Processes

C:\Users\Admin\AppData\Local\Temp\219811a79baedfc3b6ccd42ccab52e166721cb7e2c5d2b6311c4675ee257ad8fN.exe

"C:\Users\Admin\AppData\Local\Temp\219811a79baedfc3b6ccd42ccab52e166721cb7e2c5d2b6311c4675ee257ad8fN.exe"

C:\Windows\SysWOW64\CMD.exe

CMD /C SYSTEMINFO && SYSTEMINFO && SYSTEMINFO && SYSTEMINFO && SYSTEMINFO && DEL "C:\Users\Admin\AppData\Local\Temp\219811a79baedfc3b6ccd42ccab52e166721cb7e2c5d2b6311c4675ee257ad8fN.exe"

C:\Windows\SysWOW64\systeminfo.exe

SYSTEMINFO

C:\Windows\SysWOW64\systeminfo.exe

SYSTEMINFO

C:\Windows\SysWOW64\systeminfo.exe

SYSTEMINFO

C:\Windows\SysWOW64\systeminfo.exe

SYSTEMINFO

C:\Windows\SysWOW64\systeminfo.exe

SYSTEMINFO

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 102.208.201.84.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 98.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp

Files

memory/3528-0-0x0000000000400000-0x000000000058E000-memory.dmp

memory/3528-2-0x00000000022F0000-0x0000000002307000-memory.dmp

memory/3528-1-0x0000000002320000-0x00000000023A3000-memory.dmp

memory/3528-4-0x0000000002860000-0x000000000294E000-memory.dmp

memory/3528-5-0x0000000002A40000-0x0000000002B2B000-memory.dmp

memory/3528-8-0x00000000022F0000-0x0000000002307000-memory.dmp

memory/3528-7-0x0000000000400000-0x000000000058E000-memory.dmp